./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:59:26,889 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:59:26,891 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:59:26,898 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:59:26,898 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:59:26,899 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:59:26,900 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:59:26,901 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:59:26,903 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:59:26,904 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:59:26,905 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:59:26,905 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:59:26,906 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:59:26,906 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:59:26,907 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:59:26,908 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:59:26,909 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:59:26,910 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:59:26,912 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:59:26,914 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:59:26,915 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:59:26,916 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:59:26,918 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:59:26,918 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:59:26,918 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:59:26,919 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:59:26,920 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:59:26,921 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:59:26,922 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:59:26,922 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:59:26,923 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:59:26,923 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:59:26,924 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:59:26,924 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:59:26,925 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:59:26,925 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:59:26,925 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2018-11-23 01:59:26,938 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:59:26,938 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:59:26,939 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:59:26,939 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:59:26,940 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 01:59:26,940 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-23 01:59:26,940 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-23 01:59:26,940 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-23 01:59:26,940 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-23 01:59:26,940 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-23 01:59:26,941 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-23 01:59:26,941 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:59:26,941 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:59:26,941 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-23 01:59:26,941 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:59:26,941 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:59:26,941 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:59:26,942 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-23 01:59:26,942 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-23 01:59:26,942 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-23 01:59:26,942 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:59:26,942 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:59:26,942 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-23 01:59:26,942 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:59:26,943 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-23 01:59:26,943 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:59:26,943 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 01:59:26,943 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-23 01:59:26,943 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:59:26,943 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 01:59:26,944 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-23 01:59:26,944 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-23 01:59:26,944 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f48e7b9931723f1165b5bb8f3d86571b9aa1aa14 [2018-11-23 01:59:26,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:59:26,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:59:26,981 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:59:26,982 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:59:26,982 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:59:26,983 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/../../sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c [2018-11-23 01:59:27,024 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/data/470880b87/0e220787ff354f5da91b3e3bee3c4a46/FLAGed8bc4db0 [2018-11-23 01:59:27,357 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:59:27,358 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/sv-benchmarks/c/recursive/recHanoi02_true-unreach-call_true-no-overflow_true-termination.c [2018-11-23 01:59:27,362 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/data/470880b87/0e220787ff354f5da91b3e3bee3c4a46/FLAGed8bc4db0 [2018-11-23 01:59:27,787 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/data/470880b87/0e220787ff354f5da91b3e3bee3c4a46 [2018-11-23 01:59:27,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:59:27,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:59:27,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:59:27,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:59:27,795 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:59:27,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b01f361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27, skipping insertion in model container [2018-11-23 01:59:27,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:59:27,816 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:59:27,920 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:59:27,922 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:59:27,931 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:59:27,939 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:59:27,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27 WrapperNode [2018-11-23 01:59:27,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:59:27,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:59:27,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:59:27,940 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:59:27,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:59:27,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:59:27,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:59:27,963 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:59:27,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,970 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... [2018-11-23 01:59:27,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:59:27,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:59:27,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:59:27,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:59:27,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2018-11-23 01:59:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2018-11-23 01:59:28,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:59:28,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:59:28,175 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:59:28,175 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 01:59:28,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:28 BoogieIcfgContainer [2018-11-23 01:59:28,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:59:28,176 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2018-11-23 01:59:28,176 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2018-11-23 01:59:28,180 INFO L276 PluginConnector]: BuchiAutomizer initialized [2018-11-23 01:59:28,180 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 01:59:28,181 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 01:59:27" (1/3) ... [2018-11-23 01:59:28,182 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61e96efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:59:28, skipping insertion in model container [2018-11-23 01:59:28,182 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 01:59:28,182 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:59:27" (2/3) ... [2018-11-23 01:59:28,183 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61e96efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:59:28, skipping insertion in model container [2018-11-23 01:59:28,183 INFO L102 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2018-11-23 01:59:28,183 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:28" (3/3) ... [2018-11-23 01:59:28,185 INFO L375 chiAutomizerObserver]: Analyzing ICFG recHanoi02_true-unreach-call_true-no-overflow_true-termination.c [2018-11-23 01:59:28,240 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 01:59:28,241 INFO L374 BuchiCegarLoop]: Interprodecural is true [2018-11-23 01:59:28,241 INFO L375 BuchiCegarLoop]: Hoare is false [2018-11-23 01:59:28,241 INFO L376 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2018-11-23 01:59:28,241 INFO L377 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 01:59:28,241 INFO L378 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 01:59:28,242 INFO L379 BuchiCegarLoop]: Difference is false [2018-11-23 01:59:28,242 INFO L380 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 01:59:28,242 INFO L383 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2018-11-23 01:59:28,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-11-23 01:59:28,280 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-23 01:59:28,280 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 01:59:28,280 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 01:59:28,288 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-23 01:59:28,288 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-23 01:59:28,288 INFO L442 BuchiCegarLoop]: ======== Iteration 1============ [2018-11-23 01:59:28,289 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states. [2018-11-23 01:59:28,291 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2018-11-23 01:59:28,291 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2018-11-23 01:59:28,291 INFO L119 BuchiIsEmpty]: Starting construction of run [2018-11-23 01:59:28,291 INFO L866 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2018-11-23 01:59:28,291 INFO L867 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2018-11-23 01:59:28,299 INFO L794 eck$LassoCheckResult]: Stem: 12#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet1, main_#t~ret2, main_~n~0, main_~result~0;main_~n~0 := main_#t~nondet1;havoc main_#t~nondet1; 5#L28true assume !(main_~n~0 < 1 || main_~n~0 > 31); 10#L31true call main_#t~ret2 := hanoi(main_~n~0);< 6#hanoiENTRYtrue [2018-11-23 01:59:28,299 INFO L796 eck$LassoCheckResult]: Loop: 6#hanoiENTRYtrue ~n := #in~n; 11#L19true assume !(1 == ~n); 7#L22true call #t~ret0 := hanoi(~n - 1);< 6#hanoiENTRYtrue [2018-11-23 01:59:28,306 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:59:28,306 INFO L82 PathProgramCache]: Analyzing trace with hash 38903, now seen corresponding path program 1 times [2018-11-23 01:59:28,308 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:59:28,309 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:59:28,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:59:28,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:59:28,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:59:28,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:59:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:59:28,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:59:28,395 INFO L82 PathProgramCache]: Analyzing trace with hash 29942, now seen corresponding path program 1 times [2018-11-23 01:59:28,395 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:59:28,395 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:59:28,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:59:28,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:59:28,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:59:28,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:59:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:59:28,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:59:28,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1158959424, now seen corresponding path program 1 times [2018-11-23 01:59:28,405 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:59:28,406 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:59:28,406 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:59:28,407 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:59:28,407 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:59:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:59:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 01:59:28,482 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 01:59:28,483 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 01:59:28,483 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 01:59:28,484 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 01:59:28,484 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 01:59:28,484 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,484 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 01:59:28,484 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 01:59:28,484 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi02_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Loop [2018-11-23 01:59:28,484 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 01:59:28,485 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 01:59:28,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,580 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 01:59:28,580 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,595 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 01:59:28,595 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 01:59:28,603 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 01:59:28,604 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#res=0} Honda state: {hanoi_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,619 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 01:59:28,619 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 01:59:28,621 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 01:59:28,622 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_~n=0} Honda state: {hanoi_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,637 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 01:59:28,637 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,654 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 01:59:28,654 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 01:59:28,666 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 01:59:28,666 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#in~n=-2} Honda state: {hanoi_#in~n=-2} Generalized eigenvectors: [{hanoi_#in~n=0}, {hanoi_#in~n=-1}, {hanoi_#in~n=0}] Lambdas: [0, 1, 0] Nus: [0, 0] No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,681 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 01:59:28,681 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 01:59:28,683 INFO L445 LassoAnalysis]: Proved nontermination for one component. [2018-11-23 01:59:28,683 INFO L448 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#t~ret0=0} Honda state: {hanoi_#t~ret0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2018-11-23 01:59:28,725 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 01:59:28,725 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 01:59:28,725 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 01:59:28,725 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 01:59:28,726 INFO L127 ssoRankerPreferences]: Use exernal solver: true [2018-11-23 01:59:28,726 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,726 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 01:59:28,726 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 01:59:28,726 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi02_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Lasso [2018-11-23 01:59:28,726 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 01:59:28,726 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 01:59:28,728 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,759 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,806 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 01:59:28,806 INFO L412 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,809 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2018-11-23 01:59:28,809 INFO L163 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f9ae7876-5f9a-41a2-b8c2-2a56cf8150cc/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,829 INFO L151 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2018-11-23 01:59:28,829 INFO L163 nArgumentSynthesizer]: Using integer mode. [2018-11-23 01:59:28,849 INFO L452 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2018-11-23 01:59:28,850 INFO L216 LassoAnalysis]: Preferences: [2018-11-23 01:59:28,851 INFO L124 ssoRankerPreferences]: Compute integeral hull: false [2018-11-23 01:59:28,851 INFO L125 ssoRankerPreferences]: Enable LassoPartitioneer: true [2018-11-23 01:59:28,851 INFO L126 ssoRankerPreferences]: Term annotations enabled: false [2018-11-23 01:59:28,851 INFO L127 ssoRankerPreferences]: Use exernal solver: false [2018-11-23 01:59:28,851 INFO L128 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-23 01:59:28,851 INFO L129 ssoRankerPreferences]: Dump SMT script to file: false [2018-11-23 01:59:28,851 INFO L130 ssoRankerPreferences]: Path of dumped script: [2018-11-23 01:59:28,851 INFO L131 ssoRankerPreferences]: Filename of dumped script: recHanoi02_true-unreach-call_true-no-overflow_true-termination.c_Iteration1_Lasso [2018-11-23 01:59:28,851 INFO L132 ssoRankerPreferences]: MapElimAlgo: Frank [2018-11-23 01:59:28,852 INFO L282 LassoAnalysis]: Starting lasso preprocessing... [2018-11-23 01:59:28,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,858 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,860 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,862 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,865 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,868 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,870 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,872 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,873 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2018-11-23 01:59:28,925 INFO L300 LassoAnalysis]: Preprocessing complete. [2018-11-23 01:59:28,928 INFO L497 LassoAnalysis]: Using template 'affine'. [2018-11-23 01:59:28,929 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,930 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,931 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 01:59:28,931 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,931 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 01:59:28,931 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,932 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 01:59:28,933 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 01:59:28,935 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 01:59:28,935 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,936 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,936 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 01:59:28,936 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,936 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 01:59:28,936 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,937 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 01:59:28,937 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 01:59:28,938 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 01:59:28,938 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,939 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,939 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 01:59:28,939 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,939 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 01:59:28,939 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,940 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 01:59:28,940 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 01:59:28,941 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 01:59:28,941 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,941 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,942 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 01:59:28,942 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,942 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 01:59:28,942 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,942 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 01:59:28,942 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 01:59:28,943 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 01:59:28,943 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,944 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,944 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 01:59:28,944 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,944 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 01:59:28,944 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,945 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 01:59:28,945 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 01:59:28,946 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 01:59:28,946 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,947 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,947 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 01:59:28,947 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,947 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 01:59:28,947 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,948 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 01:59:28,948 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 01:59:28,948 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 01:59:28,949 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,949 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,949 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 01:59:28,949 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,949 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 01:59:28,949 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,950 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 01:59:28,950 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 01:59:28,950 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 01:59:28,951 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,953 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,953 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 01:59:28,953 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,954 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 01:59:28,954 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,954 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 01:59:28,954 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 01:59:28,955 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 01:59:28,955 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,956 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,956 INFO L352 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2018-11-23 01:59:28,956 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,956 INFO L206 nArgumentSynthesizer]: 1 loop disjuncts [2018-11-23 01:59:28,956 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,956 INFO L402 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2018-11-23 01:59:28,956 INFO L403 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2018-11-23 01:59:28,957 INFO L530 LassoAnalysis]: Proving termination failed for this template and these settings. [2018-11-23 01:59:28,957 INFO L122 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2018-11-23 01:59:28,958 INFO L339 nArgumentSynthesizer]: Template has degree 0. [2018-11-23 01:59:28,958 INFO L205 nArgumentSynthesizer]: 1 stem disjuncts [2018-11-23 01:59:28,958 INFO L206 nArgumentSynthesizer]: 2 loop disjuncts [2018-11-23 01:59:28,958 INFO L207 nArgumentSynthesizer]: 2 template conjuncts. [2018-11-23 01:59:28,963 INFO L402 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2018-11-23 01:59:28,964 INFO L403 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2018-11-23 01:59:29,027 INFO L421 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2018-11-23 01:59:29,055 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2018-11-23 01:59:29,055 INFO L444 ModelExtractionUtils]: 3 out of 11 variables were initially zero. Simplification set additionally 4 variables to zero. [2018-11-23 01:59:29,057 INFO L437 nArgumentSynthesizer]: Simplifying supporting invariants... [2018-11-23 01:59:29,061 INFO L440 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2018-11-23 01:59:29,062 INFO L518 LassoAnalysis]: Proved termination. [2018-11-23 01:59:29,062 INFO L520 LassoAnalysis]: Termination argument consisting of: Ranking function f(hanoi_#in~n) = 1*hanoi_#in~n Supporting invariants [2*hanoi_#in~n - 1 >= 0] [2018-11-23 01:59:29,070 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2018-11-23 01:59:29,109 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:59:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:59:29,120 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:59:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:59:29,152 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:59:29,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:59:29,207 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2018-11-23 01:59:29,208 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states. Second operand 5 states. [2018-11-23 01:59:29,346 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states.. Second operand 5 states. Result 33 states and 38 transitions. Complement of second has 13 states. [2018-11-23 01:59:29,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2018-11-23 01:59:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 01:59:29,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2018-11-23 01:59:29,349 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 3 letters. [2018-11-23 01:59:29,350 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 01:59:29,350 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2018-11-23 01:59:29,350 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 01:59:29,350 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 6 letters. [2018-11-23 01:59:29,350 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2018-11-23 01:59:29,351 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 38 transitions. [2018-11-23 01:59:29,353 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 01:59:29,355 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2018-11-23 01:59:29,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2018-11-23 01:59:29,356 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2018-11-23 01:59:29,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2018-11-23 01:59:29,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2018-11-23 01:59:29,356 INFO L705 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 01:59:29,357 INFO L728 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 01:59:29,357 INFO L608 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 01:59:29,357 INFO L442 BuchiCegarLoop]: ======== Iteration 2============ [2018-11-23 01:59:29,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2018-11-23 01:59:29,357 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2018-11-23 01:59:29,357 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2018-11-23 01:59:29,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 01:59:29 BoogieIcfgContainer [2018-11-23 01:59:29,361 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2018-11-23 01:59:29,361 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:59:29,362 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:59:29,362 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:59:29,362 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:59:28" (3/4) ... [2018-11-23 01:59:29,364 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 01:59:29,364 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:59:29,365 INFO L168 Benchmark]: Toolchain (without parser) took 1573.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 959.1 MB in the beginning and 967.6 MB in the end (delta: -8.4 MB). Peak memory consumption was 125.8 MB. Max. memory is 11.5 GB. [2018-11-23 01:59:29,366 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:59:29,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 147.15 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:59:29,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.90 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 01:59:29,367 INFO L168 Benchmark]: Boogie Preprocessor took 10.70 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:59:29,368 INFO L168 Benchmark]: RCFGBuilder took 201.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-11-23 01:59:29,368 INFO L168 Benchmark]: BuchiAutomizer took 1185.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 967.6 MB in the end (delta: 146.3 MB). Peak memory consumption was 146.3 MB. Max. memory is 11.5 GB. [2018-11-23 01:59:29,369 INFO L168 Benchmark]: Witness Printer took 2.80 ms. Allocated memory is still 1.2 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:59:29,371 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 147.15 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.90 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 10.70 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 201.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -168.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 1185.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 967.6 MB in the end (delta: 146.3 MB). Peak memory consumption was 146.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.80 ms. Allocated memory is still 1.2 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 8 SDtfs, 11 SDslu, 4 SDs, 0 SdLazy, 18 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf95 smp100 dnf150 smp100 tf102 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 104ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...